Sir Elton John, Posh Spice Victoria Beckham and Sir Elton's partner David Furnish, from left, arrive at the Art of Barbie Ball at the Natural History Museum, London. The Art of Barbie Ball aims to raise money for the Elton John Aids Foundation.

Sir Elton John, Posh Spice Victoria Beckham and Sir Elton's partner David Furnish, from left, arrive at the Art of Barbie Ball at the Natural History Museum, London. The Art of Barbie Ball aims to raise money for the Elton John Aids Foundation. (Peter Jordan / AP)

Sir Elton John, Posh Spice Victoria Beckham and Sir Elton's partner David Furnish, from left, arrive at the Art of Barbie Ball at the Natural History Museum, London. The Art of Barbie Ball aims to raise money for the Elton John Aids Foundation.